I hava do this ,how can I get the Message from char* val_buf kj::ArrayPtr<capnp::word> capn_buf = kj::arrayPtr(reinterpret_cast<capnp::word*>(val_buf), data_file_size);
在 2019年9月30日星期一 UTC+8上午11:07:19，张小写道： > > when i get the char* mem addr how can I convert char* > to kj::ArrayPtr<const capnp::word> segment ? > > 在 2019年9月30日星期一 UTC+8上午4:26:27，Kenton Varda写道： >> >> Like this (broken into three lines with full types for illustrative >> purposes): >> >> kj::ArrayPtr<const capnp::word> segment = segments[i]; >> kj::ArrayPtr<const char> chars = segment.asChars(); >> const char* ptr = chars.begin(); >> size_t charCount = chars.size(); >> >> -Kenton >> >> On Sun, Sep 29, 2019 at 8:28 AM 张小 <[email protected]> wrote: >> >>> capnp::MallocMessageBuilder message; >>> >>> kj::ArrayPtr<const kj::ArrayPtr<const capnp::word>> >>> segments = message.getSegmentsForOutput(); >>> >>> and I want get char* from segments how can i do ? >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "Cap'n Proto" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/capnproto/67493bb0-5396-4eb0-a5f8-5c05c8b9cd4c%40googlegroups.com >>> >>> <https://groups.google.com/d/msgid/capnproto/67493bb0-5396-4eb0-a5f8-5c05c8b9cd4c%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> >> -- You received this message because you are subscribed to the Google Groups "Cap'n Proto" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/capnproto/2666e0d4-cd04-4baa-9cad-f173be03ca44%40googlegroups.com.
